To disable the pop up warning message about possible harmful or unauthorized Clipboard access, follow the steps below:

1. Go to Tools.2. Click Internet Options.3. Go to the Security tab.4. Select Internet zone, then click Custom level.5. Scroll down to Scripting section near the bottom.6. Under the Allow Programmatic clipboard access option, check Enable. The default action for this option is Prompt, which cause the pop-up message whenever there is any attempt to access the Clipboard.7. Click Ok twice to exit.

If you can’t access the above settings, please ask your administrator to change this for you.